.cpp

CSGObject* CSGObject::clone()
{
	SG_DEBUG("Starting to clone %s at %p.\n", get_name(), this);
	SG_DEBUG("Constructing an empty instance of %s.\n", get_name());
	CSGObject* clone = create_empty();
	SG_DEBUG("Empty instance of %s created at %p.\n", get_name(), clone);

	REQUIRE(
	    clone, "Could not create empty instance of %s. The reason for "
	          "this usually is that get_name() of the class returns something "
	          "wrong, that a class has a wrongly set generic type, or that it "
	          "lies outside the main source tree and does not have "
	          "CSGObject::create_empty() overridden.\n",
	    get_name());

	for (const auto it : self->map)
	{
		auto tag = it.first;
		auto own = it.second;
		auto given = clone->get_parameter(tag);

		SG_SDEBUG(
			"Cloning parameter %s::%s of type %s.\n", this->get_name(),
			tag.name().c_str(), own.get_value().type().c_str());

		own.get_value().clone_from(given.get_value());
	}

	SG_DEBUG("Done cloning %s at %p, new object at %p.\n", get_name(), this, clone);
	return clone;